<!DOCTYPE html>
<html prefix="rdf: http://www.w3.org/1999/02/22-rdf-syntax-ns#">
<head>
<title>Test 0291</title>
</head>
<body>
<h1>@href as subject overridden by @about</h1>
<a about="http://example.net/" href="http://example.org/" property="rdf:value" content="value">ignored</a>
</body>
</html>